a)Whose is that book?
b)Is this they new car?
c)Whose are those pencils?
d)Are these your favorite jeans?
e)Whose is this cat?
f)Is that his digital camera?
a)Whose is this bag? It's MINE.
c)The teacher helps HIS/HER students.
d)Whose ARE THOSE PENS? They are mine.
f)Whose IS THAT KEY? It's yours.
g)Whose ARE THOSE BALLS? They are his.